Diana M. Murphy - 05 Jun 2026 Form 4 Insider Report for LANDSTAR SYSTEM INC (LSTR)

Reporting relationship: Director
Issuer ticker: LSTR
Reported as of: 05 Jun 2026
Net transaction value: -$2,488,525
SEC form: 4
Accepted by SEC: 08 Jun 2026, 16:53:50 UTC
Prior SEC filing: 14 May 2026
Next SEC filing: 02 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Lauren W. Mapanoo, attorney-in-fact

Key filing fact

Diana M. Murphy filed Form 4 for LANDSTAR SYSTEM INC (LSTR) on 08 Jun 2026.

Key facts

This page summarizes Diana M. Murphy's Form 4 filing for LANDSTAR SYSTEM INC (LSTR).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 08 Jun 2026, 16:53.

Change

Previous filing in this sequence was filed on 14 May 2026.
Current net transaction value: -$2,488,525.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001205378 Primary reporting owner

MURPHY DIANA M

Relationship: Director
Address: 13410 SUTTON PARK DRIVE SOUTH, JACKSONVILLE
Signature: /s/ Lauren W. Mapanoo, attorney-in-fact
Signature date: 08 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

LSTR transaction

Common Stock

Sale

Transaction value: $2,488,525
Shares: -11,246
Change %: -37%
Price: $221.28
Shares after: 18,853
Date: 05 Jun 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

The price reported is the weighted average sale price for the transactions reported. The prices received ranged from $218.12 to $223.86. The reporting person will provide to the issuer, a security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each price within the range.